Smoking pipe



FIG. 1 is a perspective view of a smoking pipe showing my new design;

FIG. 2 is a right side elevational view thereof, it being understood that the left side elevational view is a mirror image thereof;

FIG. 3 is a is a top plan view thereof;

FIG. 4 is a is a bottom plan view thereof;

FIG. 5 is a is a rear elevational view thereof; and,

FIG. 6 is a is a front elevational view thereof.

The broken lines in the drawings depict parts of the smoking pipe that form no part of the claimed design. 

CLAIM The ornamental design for a smoking pipe, as shown and described. 